Finding the Third Proportional to 1,027,136 and 2,290,306

Step by Step Solution

1. Step 1: Write the proportion equation
   1,027,136 : 2,290,306 = 2,290,306 : x
2. Step 2: Convert to fraction form
   1,027,136/2,290,306 = 2,290,306/x
3. Step 3: Cross multiply
   1,027,136x = 2,290,306 × 2,290,306
4. Step 4: Simplify right side
   1,027,136x = 5,245,501,573,636
5. Step 5: Solve for x
   x = 5,245,501,573,636/1,027,136
6. Step 6: Final answer
   x = 5,106,920.19